The hidden impact: social isolation and inflammation’s role in pancreatic cancer risk among those with diabetes

Abstract Background Pancreatic cancer poses a significant challenge in individuals with diabetes, prompting a reevaluation of established risk factors beyond conventional glycemic control measures. Objectives To explore the complex interplay of metabolic and psychosocial determinants in pancreatic c...

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Main Authors: Lilu Ding, Jing Qian, Ruoqi Dai, Hui Zhang, Jingyou Miao, Jing Wang, Min Yu, Xiao Tan, Yingjun Li
Format: Article
Language:English
Published: BMC 2025-01-01
Series:BMC Cancer
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Online Access:https://doi.org/10.1186/s12885-025-13470-z
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author Lilu Ding
Jing Qian
Ruoqi Dai
Hui Zhang
Jingyou Miao
Jing Wang
Min Yu
Xiao Tan
Yingjun Li
author_facet Lilu Ding
Jing Qian
Ruoqi Dai
Hui Zhang
Jingyou Miao
Jing Wang
Min Yu
Xiao Tan
Yingjun Li
author_sort Lilu Ding
collection DOAJ
description Abstract Background Pancreatic cancer poses a significant challenge in individuals with diabetes, prompting a reevaluation of established risk factors beyond conventional glycemic control measures. Objectives To explore the complex interplay of metabolic and psychosocial determinants in pancreatic cancer risk among individuals with diabetes, challenging prevailing perspectives and advocating for a comprehensive approach. Methods A total of 21,945 UK Biobank participants with baseline diabetes diagnosis were analyzed. Social isolation was assessed through a questionnaire capturing five factors: household size, social activities, friend/family visits, loneliness, and confiding in others. Incident pancreatic cancer was identified using ICD codes. Baseline characteristics, insulin use, and other relevant factors were analyzed. Hazard ratios and mediation analyses were conducted to determine the relationship between social isolation, inflammation, and pancreatic cancer risk. Results Individuals with high social isolation were more likely to be male, smokers, non-drinkers, and have shorter sleep duration. They also had an increased risk of pancreatic cancer (HR = 2.65, 95% CI = 1.12–6.24) compared to those with low social isolation. Mediation analyses highlighted inflammation as a crucial mediator, with the proportion mediated by inflammation being 19.44% for insulin use, 10.34% for smoking, and 8.33% for social isolation. Conclusions Our findings highlight the importance of psychosocial factors in pancreatic cancer risk and underscore the need for further research to elucidate the underlying mechanisms.
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spelling doaj-art-4a81133a5c5c4b83a02e855bde4ddb532025-01-12T12:27:19ZengBMCBMC Cancer1471-24072025-01-0125111310.1186/s12885-025-13470-zThe hidden impact: social isolation and inflammation’s role in pancreatic cancer risk among those with diabetesLilu Ding0Jing Qian1Ruoqi Dai2Hui Zhang3Jingyou Miao4Jing Wang5Min Yu6Xiao Tan7Yingjun Li8Department of Epidemiology and Health Statistics, School of Public Health, Hangzhou Medical CollegeDepartment of Epidemiology and Health Statistics, School of Public Health, Hangzhou Medical CollegeDepartment of Epidemiology and Health Statistics, School of Public Health, Hangzhou Medical CollegeDepartment of Epidemiology and Health Statistics, School of Public Health, Hangzhou Medical CollegeDepartment of Epidemiology and Health Statistics, School of Public Health, Hangzhou Medical CollegeDepartment of Epidemiology and Health Statistics, School of Public Health, Hangzhou Medical CollegeZhejiang Provincial Center for Disease Control and PreventionDepartment of Big Data in Health Science, Zhejiang University School of Public Health and Sir Run Run Shaw Hospital, Zhejiang University School of MedicineDepartment of Epidemiology and Health Statistics, School of Public Health, Hangzhou Medical CollegeAbstract Background Pancreatic cancer poses a significant challenge in individuals with diabetes, prompting a reevaluation of established risk factors beyond conventional glycemic control measures. Objectives To explore the complex interplay of metabolic and psychosocial determinants in pancreatic cancer risk among individuals with diabetes, challenging prevailing perspectives and advocating for a comprehensive approach. Methods A total of 21,945 UK Biobank participants with baseline diabetes diagnosis were analyzed. Social isolation was assessed through a questionnaire capturing five factors: household size, social activities, friend/family visits, loneliness, and confiding in others. Incident pancreatic cancer was identified using ICD codes. Baseline characteristics, insulin use, and other relevant factors were analyzed. Hazard ratios and mediation analyses were conducted to determine the relationship between social isolation, inflammation, and pancreatic cancer risk. Results Individuals with high social isolation were more likely to be male, smokers, non-drinkers, and have shorter sleep duration. They also had an increased risk of pancreatic cancer (HR = 2.65, 95% CI = 1.12–6.24) compared to those with low social isolation. Mediation analyses highlighted inflammation as a crucial mediator, with the proportion mediated by inflammation being 19.44% for insulin use, 10.34% for smoking, and 8.33% for social isolation. Conclusions Our findings highlight the importance of psychosocial factors in pancreatic cancer risk and underscore the need for further research to elucidate the underlying mechanisms.https://doi.org/10.1186/s12885-025-13470-zPancreatic neoplasmsDiabetes mellitusPsychosocialLonelinessIsolation
spellingShingle Lilu Ding
Jing Qian
Ruoqi Dai
Hui Zhang
Jingyou Miao
Jing Wang
Min Yu
Xiao Tan
Yingjun Li
The hidden impact: social isolation and inflammation’s role in pancreatic cancer risk among those with diabetes
BMC Cancer
Pancreatic neoplasms
Diabetes mellitus
Psychosocial
Loneliness
Isolation
title The hidden impact: social isolation and inflammation’s role in pancreatic cancer risk among those with diabetes
title_full The hidden impact: social isolation and inflammation’s role in pancreatic cancer risk among those with diabetes
title_fullStr The hidden impact: social isolation and inflammation’s role in pancreatic cancer risk among those with diabetes
title_full_unstemmed The hidden impact: social isolation and inflammation’s role in pancreatic cancer risk among those with diabetes
title_short The hidden impact: social isolation and inflammation’s role in pancreatic cancer risk among those with diabetes
title_sort hidden impact social isolation and inflammation s role in pancreatic cancer risk among those with diabetes
topic Pancreatic neoplasms
Diabetes mellitus
Psychosocial
Loneliness
Isolation
url https://doi.org/10.1186/s12885-025-13470-z
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